The topographic maps of the United States" and key to standard symbols on verso., , Relief shown by contours and spot heights., Surveyed in 1904., Readjustment indicates that elevations on this map should be increased 8 feet.

N4330-W10930/30., Relief shown by contours and spot heights., Surveyed in 1905., Readjustment indicates that elevations on this map should be increased 8 feet., The topographic maps of the United States

The topographic maps of the United States" and key to standard symbols on verso., Relief shown by contours and spot heights., Surveyed in 1905., Readjustment indicates that elevations on this map should be increased 8 feet.